obvious, manifest, apparent, discernible, noticeable, observable, patent, plain, evidenced, clearly, more...

obscure, unclear, hidden, concealed, ambiguous

direct, indirect, circumstantial, testimonial, corroborative, exculpatory, more...

self, first, more, est, last, non, very, compare

made clear,   it is clear,   became clear,   made obvious,   becomes clear,   made apparent,   more apparent,   it's clear,   make it obvious,   it was clear